Description
. Basic Information
表格
| Item | Content |
|---|---|
| Model | 3HAC14550‑4, Rev:08A (DSQC619) |
| Manufacturer | ABB Robotics |
| Series | IRC5 M2004 Robot Controller System |
| Product Type | Single‑axis Servo Drive Power Unit |
| Mounting | Plug‑in installation inside IRC5 drive rack |
| Power supply | Common internal DC‑link bus + 24 VDC auxiliary control power |
| Status indicator | Front‑panel multi‑LED for power, run, fault code indication |
| Warranty | 12‑month for genuine spare parts |
| BOM Full‑Name | 3HAC14550‑4 08A, DSQC619 Single‑Axis Servo Drive Unit for ABB IRC5 Robot Controller |
| BOM Short‑Name | 3HAC14550‑4‑08A, IRC5 DSQC619 Robot Servo Drive Rev 08A |
2. Electrical & Interface Specifications
- Function: IGBT‑based PWM power amplification, torque closed‑loop control for one robot joint permanent‑magnet servo motor
- Communication: Fibre‑optic SERCOS‑like optical link to Axis Computer Board (3HAC13389‑2), receives motion set‑points, transmits status and fault feedback
- Feedback interface: Process resolver / encoder position‑speed feedback signals from robot motor
- Internal DC‑bus: Shared DC‑link from IRC5 rectifier unit
- Integrated protection: Over‑current, over‑voltage, under‑voltage, IGBT fault, over‑temperature, motor phase loss monitoring
- Revision 08A features: Updated component layout, improved thermal design, enhanced over‑current protection compared to older revisions (04B,05A,06A,07A); fixes known early‑hardware failure modes
- No external field‑bus interface; only works inside IRC5 closed robot drive system
3. Environmental Conditions
- Operating temperature: 0 ℃ ~ +55 ℃, inside robot controller cabinet
- Storage temperature: −40 ℃ ~ +85 ℃
- Relative humidity: 5‑95 % RH, non‑condensing
- Approvals: CE, UL, compliant with industrial robot safety standards IEC 61010‑1
- Enclosure rating: IP00; protected within IRC5 cabinet
- Cooling: Forced air cooling by controller rack fan
- Weight: Approx.1.3 kg
4. Main Functions
- Converts DC‑link bus voltage to three‑phase AC output to drive single robot joint motor, executes torque‑loop control according to commands from axis‑computer board.
- Reads motor resolver/encoder feedback, reports actual position, speed and torque back to controller via fibre‑optic channel.
- Triggers safety stop and reports fault codes when detecting over‑current, over‑temperature and other drive/motor failures.
- Revision 08A is drop‑in replacement for earlier hardware revisions (04B/05A/06A/07A) of 3HAC14550‑4; no mechanical modification required, but RobotWare firmware compatibility must be validated before commissioning.
- Lifecycle status: Obsolete, ABB ceased new production; only available as maintenance spare‑part for existing installed robot fleets.
5. Typical Applications
- ABB IRC5 M2004 controller for IRB‑series robots (IRB1200, IRB2600, IRB4600, IRB6700 etc.) for welding, handling, assembly, painting production lines.
- Spare‑part replacement for defective DSQC619 drive units on operational robot systems.
Related drive revision comparison|Part‑No & Revision|Description|Remark|
|—|—|—|
|3HAC14550‑4 04B|Older hardware revision|Field proven, obsolete|
|3HAC14550‑4 08A|Latest revision of DSQC619 drive|Improved reliability, drop‑in compatible replacement|
6. Important Notes
- Dedicated exclusively for ABB IRC5 robot system, cannot be used as general‑purpose servo drive for third‑party motors or PLC systems.
- High‑voltage DC‑bus hazard; replacement work must be performed by ABB‑trained qualified personnel.
- Electrostatic‑sensitive assembly; strict ESD protection required during handling and installation.
- Verify RobotWare firmware compatibility before installation of Rev.08A; firmware mismatch can lead to abnormal motion or hardware damage.
- Fault diagnosis and drive configuration must use RobotStudio software.
- Use full ordering part‑number 3HAC14550‑4 08A for spare‑part procurement.
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